>> no, she's an undercover cia agent. >> was there pressure bringing her to the screen knowing she may be watching your portrayal of her. >> or sitting next to me on a bus. >> she could be running the camera in here. we don't know. >> yes, there's a lot of pressure. because whenever you play a real life person, especially a woman i think as wonderful as mya, you don't want to do it wrong. but with this script it was hard to do it wrong. >> jason, we meet you early in this movie and it's tough. you are a cia caseworker and you are conducting interrogations, brutal interrogations of terror suspects that include waterboarding and putting dog collars on these suspects and, you know, exposing them in front of other people. how do you even prepare to do something like that? >> you just throw yourself into it. i love the way they threw us straight into the world of these people that we follow. people are doing the job. and as an actor, i wanted to do justice to the men and women that served in this story. >> and in one of the early confrontations or discussions you had with a terror suspect y